<template>
    <a-drawer
            :title="title"
            :width="drawerWidth"
            @close="handleCancel"
            :visible="visible"
            :confirmLoading="confirmLoading">

        <div :style="{width: '100%',border: '1px solid #e9e9e9',padding: '10px 16px',background: '#fff',}">
            <a-spin :spinning="confirmLoading">
                <a-form :form="form">

                    <a-form-item label="菜单类型" :labelCol="labelCol" :wrapperCol="wrapperCol" >
                        <a-radio-group @change="onChangeMenuType" v-decorator="['menuType',{'initialValue':localMenuType}]">
                            <a-radio :value="0">一级菜单</a-radio>
                            <a-radio :value="1">子菜单</a-radio>
                            <a-radio :value="2">按钮/权限</a-radio>
                        </a-radio-group>
                    </a-form-item>

                    <a-form-item
                            :labelCol="labelCol"
                            :wrapperCol="wrapperCol"
                            :label="menuLabel"
                            hasFeedback >
                        <a-input placeholder="请输入菜单名称" v-decorator="[ 'name', validatorRules.name]" :readOnly="disableSubmit"/>
                    </a-form-item>

                    <a-form-item
                            v-show="localMenuType!=0"
                            label="上级菜单"
                            :labelCol="labelCol"
                            :wrapperCol="wrapperCol"
                            :validate-status="validateStatus"
                            :hasFeedback="true"
                            :required="true">
                        <span slot="help">{{ validateStatus=='error'?'请选择上级菜单':'&nbsp;&nbsp;' }}</span>
                        <a-tree-select
                                style="width:100%"
                                :dropdownStyle="{ maxHeight: '200px', overflow: 'auto' }"
                                :treeData="treeData"
                                v-model="model.parentId"
                                placeholder="请选择父级菜单"
                                :disabled="disableSubmit"
                                @change="handleParentIdChange">
                        </a-tree-select>
                    </a-form-item>

                    <a-form-item
                            :labelCol="labelCol"
                            :wrapperCol="wrapperCol"
                            label="菜单路径">
                        <a-input placeholder="请输入菜单路径" v-decorator="[ 'url',validatorRules.url]" :readOnly="disableSubmit"/>
                    </a-form-item>

                    <a-form-item
                            v-show="show"
                            :labelCol="labelCol"
                            :wrapperCol="wrapperCol"
                            label="前端组件">
                        <a-input placeholder="请输入前端组件" v-decorator="[ 'component',validatorRules.component]" :readOnly="disableSubmit"/>
                    </a-form-item>

                    <a-form-item
                            v-show="localMenuType==0"
                            :labelCol="labelCol"
                            :wrapperCol="wrapperCol"
                            label="默认跳转地址">
                        <a-input placeholder="请输入路由参数 redirect" v-decorator="[ 'redirect',{}]" :readOnly="disableSubmit"/>
                    </a-form-item>

                    <a-form-item
                            v-show="!show"
                            :labelCol="labelCol"
                            :wrapperCol="wrapperCol"
                            label="授权标识">
                        <a-input placeholder="多个用逗号分隔, 如: user:list,user:create" v-decorator="[ 'perms', {rules:[{ required: false, message: '请输入授权标识!' },{validator: this.validatePerms }]}]" :readOnly="disableSubmit"/>
                    </a-form-item>

                    <a-form-item
                            v-show="!show"
                            :labelCol="labelCol"
                            :wrapperCol="wrapperCol"
                            label="授权策略">
                        <j-dict-select-tag  v-decorator="['permsType', {}]" placeholder="请选择授权策略" :type="'radio'" :triggerChange="true" dictCode="global_perms_type"/>

                    </a-form-item>
                    <a-form-item
                            v-show="!show"
                            :labelCol="labelCol"
                            :wrapperCol="wrapperCol"
                            label="状态">
                        <j-dict-select-tag  v-decorator="['status', {}]" placeholder="请选择状态" :type="'radio'" :triggerChange="true" dictCode="valid_status"/>

                    </a-form-item>

                    <a-form-item
                            v-show="show"
                            :labelCol="labelCol"
                            :wrapperCol="wrapperCol"
                            label="菜单图标">
                        <a-input placeholder="点击选择图标" v-model="model.icon" :readOnly="disableSubmit">
                            <a-icon slot="addonAfter" type="setting" @click="selectIcons" />
                        </a-input>
                    </a-form-item>

                    <a-form-item
                            v-show="show"
                            :labelCol="labelCol"
                            :wrapperCol="wrapperCol"
                            label="排序">
                        <a-input-number placeholder="请输入菜单排序" style="width: 200px" v-decorator="[ 'sortNo',validatorRules.sortNo]" :readOnly="disableSubmit"/>
                    </a-form-item>

                    <a-form-item
                            v-show="show"
                            :labelCol="labelCol"
                            :wrapperCol="wrapperCol"
                            label="是否路由菜单">
                        <a-switch checkedChildren="是" unCheckedChildren="否" v-model="routeSwitch"/>
                    </a-form-item>

                    <a-form-item
                            v-show="show"
                            :labelCol="labelCol"
                            :wrapperCol="wrapperCol"
                            label="隐藏路由">
                        <a-switch checkedChildren="是" unCheckedChildren="否" v-model="menuHidden"/>
                    </a-form-item>

                    <a-form-item
                            v-show="show"
                            :labelCol="labelCol"
                            :wrapperCol="wrapperCol"
                            label="是否缓存路由">
                        <a-switch checkedChildren="是" unCheckedChildren="否" v-model="isKeepalive"/>
                    </a-form-item>

                    <a-form-item
                            v-show="show"
                            :labelCol="labelCol"
                            :wrapperCol="wrapperCol"
                            label="聚合路由">
                        <a-switch checkedChildren="是" unCheckedChildren="否" v-model="alwaysShow"/>
                    </a-form-item>

                    <!--update_begin author:wuxianquan date:20190908 for:增加组件，外链打开方式可选 -->
                    <a-form-item
                            v-show="show"
                            :labelCol="labelCol"
                            :wrapperCol="wrapperCol"
                            label="打开方式">
                        <a-switch checkedChildren="外部" unCheckedChildren="内部" v-model="internalOrExternal"/>
                    </a-form-item>
                    <!--update_end author:wuxianquan date:20190908 for:增加组件，外链打开方式可选 -->

                </a-form>

                <!-- 选择图标 -->
                <icons @choose="handleIconChoose" @close="handleIconCancel" :iconChooseVisible="iconChooseVisible"></icons>
            </a-spin>
            <a-row :style="{textAlign:'right'}">
                <a-button :style="{marginRight: '8px'}" @click="handleCancel">
                    关闭
                </a-button>
                <a-button :disabled="disableSubmit" @click="handleOk" type="primary">确定</a-button>
            </a-row>
        </div>
    </a-drawer>
</template>

<script>
import { addPermission, editPermission, queryTreeList, duplicateCheck } from '@/api/api'
import Icons from './icon/Icons'
import pick from 'lodash.pick'

export default {
  name: "PermissionModal",
  components: { Icons },
  data () {
    return {
      drawerWidth: 700,
      treeData: [],
      treeValue: '0-0-4',
      title: "操作",
      visible: false,
      disableSubmit: false,
      model: {},
      localMenuType: 0,
      alwaysShow: 0, //表单元素-聚合路由
      menuHidden: 0, //表单元素-隐藏路由
      routeSwitch: 1, //是否路由菜单
      /*update_begin author:wuxianquan date:20190908 for:定义变量，初始值代表内部打开*/
      internalOrExternal: 0, //菜单打开方式
      /*update_end author:wuxianquan date:20190908 for:定义变量，初始值代表内部打开*/
      isKeepalive: 1, //是否缓存路由
      show: true, //根据菜单类型，动态显示隐藏表单元素
      menuLabel: '菜单名称',
      isRequrie: true, // 是否需要验证
      labelCol: {
        xs: { span: 24 },
        sm: { span: 5 }
      },
      wrapperCol: {
        xs: { span: 24 },
        sm: { span: 16 }
      },

      confirmLoading: false,
      form: this.$form.createForm(this),

      iconChooseVisible: false,
      validateStatus: ""
    }
  },
  computed: {
    validatorRules: function() {
      return {
        name: { rules: [{ required: true, message: '请输入菜单标题!' }] },
        component: { rules: [{ required: this.show, message: '请输入前端组件!' }] },
        url: { rules: [{ required: this.show, message: '请输入菜单路径!' }] },
        permsType: { rules: [{ required: true, message: '请输入授权策略!' }] },
        sortNo: { initialValue: 1.0 }
      }
    }
  },
  created () {
    this.initDictConfig();
  },
  methods: {
    loadTree() {
      var that = this;
      queryTreeList().then((res) => {
        if (res.success) {
          console.log('----queryTreeList---')
          console.log(res)
          that.treeData = [];
          let treeList = res.result.treeList
          for (let a = 0; a < treeList.length; a++) {
            let temp = treeList[a];
            temp.isLeaf = temp.leaf;
            that.treeData.push(temp);
          }
        }
      });
    },
    add () {
      // 默认值
      this.edit({ status: '1', permsType: '1', route: true });
    },
    edit (record) {
      this.resetScreenSize(); // 调用此方法,根据屏幕宽度自适应调整抽屉的宽度
      this.form.resetFields();
      this.model = Object.assign({}, record);
      //--------------------------------------------------------------------------------------------------
      //根据菜单类型，动态展示页面字段
      console.log(record)
      this.alwaysShow = !!record.alwaysShow;
      this.menuHidden = !!record.hidden;

      if (record.route != null) {
        this.routeSwitch = !!record.route;
      }

      if (record.keepAlive != null) {
        this.isKeepalive = !!record.keepAlive;
      } else {
        this.isKeepalive = true; // 升级兼容 如果没有（后台没有传过来、或者是新建）默认为false
      }

      /*update_begin author:wuxianquan date:20190908 for:编辑初始化数据*/
      if (record.internalOrExternal != null) {
        this.internalOrExternal = !!record.internalOrExternal;
      } else {
        this.internalOrExternal = true;
      }
      /*update_end author:wuxianquan date:20190908 for:编辑初始化数据*/

      //console.log('record.menuType', record.menuType);
      this.show = record.menuType != 2;
      this.menuLabel = record.menuType == 2 ? '按钮/权限' : '菜单名称';

      if (this.model.parentId) {
        this.localMenuType = 1;
      } else {
        this.localMenuType = 0;
      }
      //----------------------------------------------------------------------------------------------

      this.visible = true;
      this.loadTree();
      let fieldsVal = pick(this.model, 'name', 'perms', 'permsType', 'component', 'url', 'sortNo', 'menuType', 'status');
      this.$nextTick(() => {
        this.form.setFieldsValue(fieldsVal)
      });
    },
    close () {
      this.$emit('close');
      this.disableSubmit = false;
      this.visible = false;
    },
    handleOk () {
      const that = this;
      // 触发表单验证
      this.form.validateFields((err, values) => {
        if (!err) {
          this.model.alwaysShow = this.alwaysShow;
          this.model.hidden = this.menuHidden;
          this.model.route = this.routeSwitch;
          this.model.keepAlive = this.isKeepalive;
          /*update_begin author:wuxianquan date:20190908 for:获取值*/
          this.model.internalOrExternal = this.internalOrExternal;
          /*update_end author:wuxianquan date:20190908 for:获取值*/

          let formData = Object.assign(this.model, values);
          if ((formData.menuType == 1 || formData.menuType == 2) && !formData.parentId) {
            that.validateStatus = 'error';
            that.$message.error("请检查你填的类型以及信息是否正确！");
            return;
          } else {
            that.validateStatus = 'success';
          }
          that.confirmLoading = true;
          console.log(formData);
          let obj;
          if (!this.model.id) {
            obj = addPermission(formData);
          } else {
            obj = editPermission(formData);
          }
          obj.then((res) => {
            if (res.success) {
              that.$message.success(res.message);
              that.$emit('ok');
            } else {
              that.$message.warning(res.message);
            }
          }).finally(() => {
            that.confirmLoading = false;
            that.close();
          });
        }
      })
    },
    handleCancel () {
      this.close()
    },
    validateNumber(rule, value, callback) {
      if (!value || new RegExp(/^[0-9]*[1-9][0-9]*$/).test(value)) {
        callback();
      } else {
        callback("请输入正整数!");
      }
    },
    validatePerms(rule, value, callback) {
      if (value && value.length > 0) {
        //校验授权标识是否存在
        var params = {
          tableName: 'sys_permission',
          fieldName: 'perms',
          fieldVal: value,
          dataId: this.model.id
        };
        duplicateCheck(params).then((res) => {
          if (res.success) {
            callback()
          } else {
            callback("授权标识已存在!")
          }
        })
      } else {
        callback()
      }
    },
    onChangeMenuType(e) {
      //console.log('localMenuType checked', e.target.value)
      this.localMenuType = e.target.value
      if (e.target.value == 2) {
        this.show = false;
        this.menuLabel = '按钮/权限';
      } else {
        this.show = true;
        this.menuLabel = '菜单名称';
      }
      this.$nextTick(() => {
        this.form.validateFields(['url', 'component'], { force: true });
      });
    },
    selectIcons() {
      this.iconChooseVisible = true
    },
    handleIconCancel () {
      this.iconChooseVisible = false
    },
    handleIconChoose (value) {
      console.log(value)
      this.model.icon = value
      this.form.icon = value
      this.iconChooseVisible = false
    },
    // 根据屏幕变化,设置抽屉尺寸
    resetScreenSize() {
      let screenWidth = document.body.clientWidth;
      if (screenWidth < 500) {
        this.drawerWidth = screenWidth;
      } else {
        this.drawerWidth = 700;
      }
    },
    initDictConfig() {
    },
    handleParentIdChange(value) {
      if (!value) {
        this.validateStatus = "error"
      } else {
        this.validateStatus = "success"
      }
    }
  }
}
</script>

<style scoped>

</style>
